package tech.aistar.corejava.day10.dat10work.Test03;

import java.util.Arrays;

/**
 * Created by 豆梦寒 on 2019/7/26.
 */
public class Test01 {
    public static void main(String[] args) {

        StringBuilder binary = new StringBuilder("fileviewgoodrunbuildfilehelp");
        System.out.println(binary.reverse());


        System.out.println(new StringBuilder("fileviewgoodrunbuildfilehelp").delete(0,23));


        StringBuilder b = new StringBuilder("Welcome");

        b.insert(7,"w").delete(0,1);

//        System.out.println(b.);


        String x1 = "xhfh4646";
        byte[] buf = x1.getBytes();
        System.out.println(Arrays.toString(buf));




    }
}
